package demo;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.util.Map;
import java.util.TreeMap;

public class Test4 {
    public static void main(String[] args) throws Exception {
        BufferedReader br = new BufferedReader(new FileReader("Day13\\c.txt"));
        Map<Integer,String>map = new TreeMap<>();

    }
}
